Version 4
SHEET 1 1068 680
WIRE -432 -176 -768 -176
WIRE -352 -176 -432 -176
WIRE -112 -176 -256 -176
WIRE -48 -176 -112 -176
WIRE 176 -176 -48 -176
WIRE 192 -176 176 -176
WIRE 288 -176 272 -176
WIRE 464 -176 288 -176
WIRE 528 -176 464 -176
WIRE 624 -176 528 -176
WIRE -768 -160 -768 -176
WIRE -112 -160 -112 -176
WIRE 528 -160 528 -176
WIRE 624 -160 624 -176
WIRE 176 -144 176 -176
WIRE -768 -64 -768 -80
WIRE -48 -64 -48 -176
WIRE -16 -64 -48 -64
WIRE 64 -64 48 -64
WIRE 528 -64 528 -96
WIRE 624 -64 624 -80
WIRE -112 -48 -112 -64
WIRE 176 -16 176 -64
WIRE 192 -16 176 -16
WIRE 288 -16 288 -176
WIRE 288 -16 256 -16
WIRE -368 0 -400 0
WIRE 64 0 64 -64
WIRE 64 0 -304 0
WIRE -272 48 -272 -128
WIRE -160 48 -160 -80
WIRE -48 48 -48 -64
WIRE 64 48 64 0
WIRE 176 48 176 -16
WIRE 288 48 288 -16
WIRE -432 112 -432 -176
WIRE -352 112 -432 112
WIRE 464 112 464 -176
WIRE -432 208 -432 112
WIRE -352 208 -432 208
WIRE 464 208 464 192
WIRE 464 208 368 208
WIRE 464 224 464 208
WIRE -480 304 -496 304
WIRE -400 304 -400 0
WIRE -400 304 -416 304
WIRE -352 304 -400 304
WIRE 384 304 368 304
WIRE 464 320 464 304
WIRE -352 400 -368 400
WIRE 384 400 368 400
WIRE -160 480 -160 464
WIRE 64 480 64 464
WIRE 176 480 176 464
WIRE 288 480 288 464
WIRE -272 560 -272 544
WIRE -160 560 -160 544
WIRE 64 560 64 544
WIRE 176 560 176 544
WIRE 288 560 288 544
FLAG -768 -64 0
FLAG -112 -48 0
FLAG 528 -64 0
FLAG 624 -64 0
FLAG 384 400 0
FLAG 384 304 0
FLAG -368 400 0
FLAG -160 560 0
FLAG 64 560 0
FLAG -496 304 0
FLAG 176 560 0
FLAG 464 320 0
FLAG -272 560 0
FLAG 288 560 0
FLAG -768 -176 IN
FLAG 624 -176 OUT
SYMBOL PowerProducts\\LTC7862 0 256 R0
SYMATTR InstName U1
SYMBOL voltage -768 -176 R0
WINDOW 3 43 58 Left 2
WINDOW 123 31 93 Left 2
SYMATTR Value pwl(0 0 20u 28
SYMATTR Value2 30m 28 35m 100)
SYMATTR InstName V1
SYMBOL nmos -352 -128 R270
WINDOW 0 82 49 VTop 2
WINDOW 3 55 48 VTop 2
WINDOW 123 -9 72 VLeft 2
SYMATTR InstName M1
SYMATTR Value Si7336ADP
SYMATTR Value2 m=2
SYMBOL nmos -160 -160 R0
WINDOW 3 48 -24 Bottom 2
WINDOW 0 47 -51 Bottom 2
SYMATTR Value Si7336ADP
SYMATTR InstName M2
SYMBOL ind 176 -160 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 6.8µ
SYMATTR Value2 Rser=1.5m
SYMBOL cap 512 -160 R0
SYMATTR InstName C1
SYMATTR Value 100µ
SYMBOL res 608 -176 R0
SYMATTR InstName R2
SYMATTR Value 2
SYMBOL res 448 96 R0
SYMATTR InstName R3
SYMATTR Value 1Meg
SYMBOL res 448 208 R0
SYMATTR InstName R4
SYMATTR Value 24.3K
SYMBOL cap -416 288 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 4.7µ
SYMBOL cap -176 544 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C3
SYMATTR Value .1µ
SYMBOL cap 48 544 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C4
SYMATTR Value .1µ
SYMBOL cap 160 544 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C5
SYMATTR Value 1µ
SYMBOL res -288 448 R0
SYMATTR InstName R5
SYMATTR Value 36.5K
SYMBOL cap 272 544 M180
WINDOW 0 24 56 Left 2
WINDOW 3 38 35 Left 2
WINDOW 123 24 -7 Left 2
WINDOW 39 23 12 Left 2
SYMATTR InstName C6
SYMATTR Value 6.8n
SYMATTR Value2 Rser=4.75K
SYMATTR SpiceLine Cpar=100p
SYMBOL cap 48 -80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .47µ
SYMBOL diode -368 16 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL res 160 -160 R0
SYMATTR InstName R1
SYMATTR Value 2K
SYMBOL cap 256 -32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 123 58 25 VTop 1
SYMATTR InstName C8
SYMATTR Value 2.2µ
SYMATTR Value2 Rpar=2.2K
TEXT 480 576 Left 2 !.tran 36m startup